You are here

CTIO Home

ENR CTIO Blanco 4-m 2021-12-04

Primary tabs

Date: 
Saturday, December 4, 2021
Telescope: 
CTIO Blanco 4-m
Submitter: 
Kathy Vivas, Knut Olsen, Sid Mau
Submitter Email: 
knut.olsen@noirlab.edu
Observer Support: 
Alberto Alvarez
Night Assistant: 
Alberto Alvarez
Also Present: 
Hernan Tirado
Problems: 

Power outage caused loss of tracking. 

Comments: 

Power outage caused loss of tracking, leading to need to recover from and to reset camera V_sub after discovered that initial zeros and first exposure (having missed that initial zeros were abnormal) after power outage recovery were junk.

Conditions: 
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.15
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.16
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
Program: 
Proposal: 
2020B-0288
Target of Oportunity: 
No
Time Observed: 
4.0
Time Engineering: 
0.0
Time lost technical: 
0.0
Time lost weather: 
0.0
Time lost other: 
0.0
Primary Investigator: 
Leauthaud
Email: 
alexie@ucsc.edu
Institution: 
University of California, Santa Cruz
Instrument: 
CTIO 4m DECam
Total Program Time: 
4
Proposal: 
2019A-0305
Target of Oportunity: 
No
Time Observed: 
3.5
Time Engineering: 
0.0
Time lost technical: 
0.5
Time lost weather: 
0.0
Time lost other: 
0.0
Description: 
DELVE Survey
Primary Investigator: 
Alex Drlica-Wagner
Email: 
kadrlica@fnal.gov
Institution: 
Fermilab
Instrument: 
CTIO 4m DECam
Organization: 
NOAO
Total Program Time: 
4
Total Times Time Observed Time Engineering Time lost technical Time lost weather Time lost other Total Program Time
2021-12-04 7.5 0.0 0.5 0.0 0.0 8